WO2005108935A3 - Procede d'evaluation en ligne de materiaux au moyen d'une analyse de rayons gamma rapides - Google Patents
Procede d'evaluation en ligne de materiaux au moyen d'une analyse de rayons gamma rapides Download PDFInfo
- Publication number
- WO2005108935A3 WO2005108935A3 PCT/US2005/000237 US2005000237W WO2005108935A3 WO 2005108935 A3 WO2005108935 A3 WO 2005108935A3 US 2005000237 W US2005000237 W US 2005000237W WO 2005108935 A3 WO2005108935 A3 WO 2005108935A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- material specimen
- prompt gamma
- data
- annihilation
- positron
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
- G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/095—Gamma-ray resonance absorption, e.g. using the Mössbauer effect
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/788,743 US7630469B2 (en) | 2001-08-17 | 2004-02-25 | Method for on-line evaluation of materials using prompt gamma ray analysis |
US10/788,743 | 2004-02-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005108935A2 WO2005108935A2 (fr) | 2005-11-17 |
WO2005108935A3 true WO2005108935A3 (fr) | 2006-06-01 |
Family
ID=35320837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/000237 WO2005108935A2 (fr) | 2004-02-25 | 2005-01-04 | Procede d'evaluation en ligne de materiaux au moyen d'une analyse de rayons gamma rapides |
Country Status (2)
Country | Link |
---|---|
US (1) | US7630469B2 (fr) |
WO (1) | WO2005108935A2 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7718962B2 (en) * | 2006-06-05 | 2010-05-18 | Idaho State University And The Board Of Educa | Defect imaging device and method |
US7750325B2 (en) * | 2007-11-28 | 2010-07-06 | The United States Of America As Represented By The United States Department Of Energy | Methods and apparatus for producing and storing positrons and protons |
US20090218489A1 (en) * | 2008-02-28 | 2009-09-03 | Douglas William Akers | Systems and methods for material treatment and characterization employing positron annihilation |
US10324224B2 (en) | 2010-09-02 | 2019-06-18 | Baker Huges, A Ge Company, Llc | Elemental concentration determination using neutron-induced activation gamma radiation |
WO2012135725A2 (fr) * | 2011-03-30 | 2012-10-04 | The Board Of Trustees Of The Leland Stanford Junior University | Procédés et systèmes d'augmentation de sensibilité de tomographie par émission de positons multi-isotope simultanée |
CN103257357A (zh) * | 2013-04-18 | 2013-08-21 | 太原理工大学 | 一种简化数字符合多普勒展宽谱仪 |
US9400340B2 (en) | 2013-05-13 | 2016-07-26 | Baker Hughes Incorporated | Sourceless density measurements with neutron induced gamma normalization |
US9528952B1 (en) * | 2016-05-17 | 2016-12-27 | Westinghouse Electric Company Llc | Pulsed neutron generated prompt gamma emission measurement system for surface defect detection and analysis |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6178218B1 (en) * | 1995-11-02 | 2001-01-23 | Bechtel Bwxt Idaho, Llc | Nondestructive examination using neutron activated positron annihilation |
US6236050B1 (en) * | 1996-02-02 | 2001-05-22 | TüMER TüMAY O. | Method and apparatus for radiation detection |
US20030165213A1 (en) * | 1998-02-18 | 2003-09-04 | Maglich Bogdan C. | Method and apparatus for neutron microscopy with stoichiometric imaging |
US6639210B2 (en) * | 2001-03-14 | 2003-10-28 | Computalog U.S.A., Inc. | Geometrically optimized fast neutron detector |
US6693277B2 (en) * | 1999-01-04 | 2004-02-17 | The Regents Of The University Of California | Detection of submicron scale cracks and other surface anomalies using positron emission tomography |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2509344A (en) | 1947-05-05 | 1950-05-30 | Texas Co | Thickness measurement |
US2811650A (en) | 1953-11-13 | 1957-10-29 | Shell Dev | Radiological wear measurement method |
US3593025A (en) | 1968-06-14 | 1971-07-13 | Midwest Research Inst | Detecting defects by distribution of positron lifetimes in crystalline materials |
US3792253A (en) | 1970-09-24 | 1974-02-12 | Commw Scient Ind Res Org | Method and apparatus for detection of copper |
US3803416A (en) | 1972-11-28 | 1974-04-09 | Atomic Energy Commission | Slotted coaxial germanium gamma-ray camera |
US3924125A (en) | 1974-06-20 | 1975-12-02 | Us Navy | Activated aluminum tracer tag |
US3970855A (en) | 1975-05-23 | 1976-07-20 | The United States Of America As Represented By The Secretary Of The Navy | Positron probes for mechanical fatigue detection system |
US4064438A (en) | 1976-01-29 | 1977-12-20 | The University Of Utah | Nondestructive detection and measurement of hydrogen embrittlement |
US4463263A (en) | 1981-09-30 | 1984-07-31 | Grumman Aerospace Corporation | Positron-annihilation-radiation transmission gauge |
US4622200A (en) | 1983-11-01 | 1986-11-11 | The United States Of America As Represented By The United States Department Of Energy | Non-destructive method for determining neutron exposure and constituent concentrations of a body |
US4756866A (en) | 1985-10-09 | 1988-07-12 | Alvarez Luis W | Nitrogen detection |
US4835390A (en) | 1987-10-19 | 1989-05-30 | Electric Power Research Institute, Inc. | Apparatus and method for measuring bulk density using positron scattering and annihilation |
US4980901A (en) | 1988-09-09 | 1990-12-25 | The Titan Corporation | Apparatus for and methods of detecting common explosive materials |
GB2223572B (en) | 1988-10-04 | 1992-10-28 | Rolls Royce Plc | Detecting trapped material within a hollow article using radiation |
US4897549A (en) | 1988-12-19 | 1990-01-30 | Zerda Tadeusz W | Method of measuring pore diameters by positronium decay |
EP0485872A3 (en) | 1990-11-16 | 1993-01-27 | Messerschmitt-Boelkow-Blohm Gmbh | Detector for nitrogen-, phosphor-, chlorine-, and/or oxygen-containing substances |
US5200619A (en) | 1991-10-04 | 1993-04-06 | Associated Universities, Inc. | Determination of interfacial states in solid heterostructures using a variable-energy positron beam |
US5774520A (en) | 1993-09-02 | 1998-06-30 | Bolotin; Herbert Howard | Densitometer for determining the density distribution and variation of density of an object |
US5530245A (en) | 1994-05-09 | 1996-06-25 | Huang; Wei-Feng | Surface characterization of catalytic materials by positron annihilation radiation lineshapes measurements |
US6539210B1 (en) * | 1999-10-13 | 2003-03-25 | Openglobe, Inc. | Automatic assignment and tuning of radio call letters to radio presets |
-
2004
- 2004-02-25 US US10/788,743 patent/US7630469B2/en not_active Expired - Fee Related
-
2005
- 2005-01-04 WO PCT/US2005/000237 patent/WO2005108935A2/fr active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6178218B1 (en) * | 1995-11-02 | 2001-01-23 | Bechtel Bwxt Idaho, Llc | Nondestructive examination using neutron activated positron annihilation |
US6236050B1 (en) * | 1996-02-02 | 2001-05-22 | TüMER TüMAY O. | Method and apparatus for radiation detection |
US20030165213A1 (en) * | 1998-02-18 | 2003-09-04 | Maglich Bogdan C. | Method and apparatus for neutron microscopy with stoichiometric imaging |
US6693277B2 (en) * | 1999-01-04 | 2004-02-17 | The Regents Of The University Of California | Detection of submicron scale cracks and other surface anomalies using positron emission tomography |
US6639210B2 (en) * | 2001-03-14 | 2003-10-28 | Computalog U.S.A., Inc. | Geometrically optimized fast neutron detector |
Also Published As
Publication number | Publication date |
---|---|
WO2005108935A2 (fr) | 2005-11-17 |
US7630469B2 (en) | 2009-12-08 |
US20050117682A1 (en) | 2005-06-02 |
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